Single-O This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Single-O" – news · newspapers · books · scholar · JSTOR (June 2016) (Learn how and when to remove this message) "Single-O" is a song composed by Donald Kahn, with lyrics by Johnny Mercer. Notable recordings[edit] Ella Fitzgerald - Ella Fitzgerald Sings the Johnny Mercer Songbook (1964) Authority control databases MusicBrainz work This jazz standard or composition-related article is a stub. You can help Wikipedia by expanding it.vte This pop standards-related article is a stub. You can help Wikipedia by expanding it.vte This show tune-related article is a stub. You can help Wikipedia by expanding it.vte